Car comparison

BMW 6 Series Convertible (F12) 650i · Stage 3vsBMW 6 Series Convertible (F12) 650i · Stage 2vsBMW 6 Series Convertible (F12) 650i · Stage 1vsBMW 6 Series Convertible (F12) 650i

Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.

New comparison

BMW 6 Series Convertible (F12)

650i (Stage 3)

611 hp4395 ccGasolineRWDAutomaticTurbochargedCabriolet / convertible2011-2012
VS

BMW 6 Series Convertible (F12)

650i (Stage 2)

529 hp4395 ccGasolineRWDAutomaticTurbochargedCabriolet / convertible2011-2012
VS

BMW 6 Series Convertible (F12)

650i (Stage 1)

480 hp4395 ccGasolineRWDAutomaticTurbochargedCabriolet / convertible2011-2012
VS

BMW 6 Series Convertible (F12)

650i

407 hp4395 ccGasolineRWDAutomaticTurbochargedCabriolet / convertible2011-2012

Comparison overview

Use the estimates as comparison hints and verify exact figures before making decisions.

Best choices

BMW 6 Series Convertible (F12) 650i (Stage 3) 611 hp

  • Quickest 0-100 km/h
    3.9 s
  • Fastest top speed
    292 km/h
    181 mph
  • Most powerful
    611 hp
    455 kW
  • Highest torque
    930 Nm
    686 lb-ft
  • Lightest
    1,940 kg
    4,277 lb
  • Best power-to-weight
    315 hp/t
    235 kW/t
    3.2 kg/hp
  • Lowest combined fuel consumption
    10.7 L/100 km
    22.0 mpg US
    26.4 mpg UK
  • Lowest city consumption
    15.5 L/100 km
    15.2 mpg US
    18.2 mpg UK
  • Lowest highway consumption
    7.9 L/100 km
    29.8 mpg US
    35.8 mpg UK
  • Lowest CO2 emissions
    249 g/km
  • Best estimated range
    654 km
    407 mi
  • Largest trunk
    300 L
  • Best overall score
    74/100
  • Best performance score
    88/100
  • Best economy score
    78/100
  • Best practicality score
    45/100

Specification comparison

Specification comparison
ModelBMW6 Series Convertible (F12)650i (Stage 3)611 hpBMW6 Series Convertible (F12)650i (Stage 2)529 hpBMW6 Series Convertible (F12)650i (Stage 1)480 hpBMW6 Series Convertible (F12)650i407 hp
Power
611hp455kW+204 hp
529hp395kW+122 hp
480hp358kW+73 hp
407hp304kW
Torque
930Nm686lb-ft+330 Nm
810Nm597lb-ft+210 Nm
732Nm540lb-ft+132 Nm
600Nm443lb-ft
Curb weight
1,940kg4,277lb
1,940kg4,277lb
1,940kg4,277lb
1,940kg4,277lb
Gross weight
2,390kg5,269lb
2,390kg5,269lb
2,390kg5,269lb
2,390kg5,269lb
Top speed
292 km/h
181 mph
+32 km/h
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
+30 km/h
Calculated
273 km/h
170 mph
+13 km/h
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
54.3s99% target: 289 km/h / 180 mph-15.9 s
Calculated
63.0s99% target: 287 km/h / 178 mph-7.2 s
Calculated
63.9s99% target: 270 km/h / 168 mph-6.3 s
Calculated
70.2s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
3.9s-1.1 s
4.3s-0.8 s
4.5s-0.5 s
5.0s
0-200 km/h
11.8s-6.5 s
Calculated
13.4s-4.9 s
Calculated
15.2s-3.1 s
Calculated
18.3s
Calculated
0-60 mph
3.7s-1.0 s
Calculated
4.1s-0.7 s
Calculated
4.3s-0.5 s
Calculated
4.7s
Calculated
Fuel consumption
10.7L/100 km22mpg US26.4mpg UK
10.7L/100 km22mpg US26.4mpg UK
10.7L/100 km22mpg US26.4mpg UK
10.7L/100 km22mpg US26.4mpg UK
Fuel consumption city
15.5L/100 km15.2mpg US18.2mpg UK
15.5L/100 km15.2mpg US18.2mpg UK
15.5L/100 km15.2mpg US18.2mpg UK
15.5L/100 km15.2mpg US18.2mpg UK
Fuel consumption highway
7.9L/100 km29.8mpg US35.8mpg UK
7.9L/100 km29.8mpg US35.8mpg UK
7.9L/100 km29.8mpg US35.8mpg UK
7.9L/100 km29.8mpg US35.8mpg UK
Quarter mile
11.7s-1.4 s
Calculated
12.2s-0.9 s
Calculated
12.6s-0.6 s
Calculated
13.2s
Calculated
Power-to-weight
315hp/t235kW/t143hp/1000 lb
Calculated
273hp/t203kW/t124hp/1000 lb
Calculated
248hp/t185kW/t112hp/1000 lb
Calculated
210hp/t156kW/t95hp/1000 lb
Calculated
Torque-to-weight
479Nm/t321lb-ft/ton
Calculated
418Nm/t279lb-ft/ton
Calculated
377Nm/t252lb-ft/ton
Calculated
309Nm/t207lb-ft/ton
Calculated
Estimated range
654km407mi
Calculated
654km407mi
Calculated
654km407mi
Calculated
654km407mi
Calculated
Displacement
4,395cc268cu in
4,395cc268cu in
4,395cc268cu in
4,395cc268cu in
Length
4,894mm193in
4,894mm193in
4,894mm193in
4,894mm193in
Width
1,894mm75in
1,894mm75in
1,894mm75in
1,894mm75in
Height
1,365mm54in
1,365mm54in
1,365mm54in
1,365mm54in
Wheelbase
2,855mm112in
2,855mm112in
2,855mm112in
2,855mm112in
Front track
1,600mm63in
1,600mm63in
1,600mm63in
1,600mm63in
Rear track
1,665mm66in
1,665mm66in
1,665mm66in
1,665mm66in
Ground clearance
123mm5in
123mm5in
123mm5in
123mm5in
Trunk volume
300L
300L
300L
300L
Max trunk volume
350L
350L
350L
350L
Doors
2
2
2
2
Seats
4
4
4
4
Fuel tank
70L
70L
70L
70L
CO2 emissions
249g/km
249g/km
249g/km
249g/km

Performance charts

Use the estimates as comparison hints and verify exact figures before making decisions.

Dyno simulation

Estimated stock-style power and torque curves by engine speed.

BMW 6 Series Convertible (F12) 650i (Stage 3) 611 hpBMW 6 Series Convertible (F12) 650i (Stage 2) 529 hpBMW 6 Series Convertible (F12) 650i (Stage 1) 480 hpBMW 6 Series Convertible (F12) 650i 407 hpPowerTorque
  • BMW 6 Series Convertible (F12) 650i (Stage 3) 611 hp: Power / Torque
  • BMW 6 Series Convertible (F12) 650i (Stage 2) 529 hp: Power / Torque
  • BMW 6 Series Convertible (F12) 650i (Stage 1) 480 hp: Power / Torque
  • BMW 6 Series Convertible (F12) 650i 407 hp: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMW6 Series Convertible (F12)650i (Stage 3)611 hp5,500-6,400 rpm1,750-4,500 rpm6,650 rpm
BMW6 Series Convertible (F12)650i (Stage 2)529 hp5,500-6,400 rpm1,750-4,500 rpm6,650 rpm
BMW6 Series Convertible (F12)650i (Stage 1)480 hp5,500-6,400 rpm1,750-4,500 rpm6,650 rpm
BMW6 Series Convertible (F12)650i407 hp5,500-6,400 rpm1,750-4,500 rpm6,650 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMW6 Series Convertible (F12)650i (Stage 3)611 hpBMW6 Series Convertible (F12)650i (Stage 2)529 hpBMW6 Series Convertible (F12)650i (Stage 1)480 hpBMW6 Series Convertible (F12)650i407 hp
Acceleration checkpoints
0-60 mph
0-97 km/h
3.7 s
4.1 s
4.3 s
4.7 s
0-100 km/h
0-62 mph
3.9 s
4.3 s
4.5 s
5.0 s
0-200 km/h
0-124 mph
11.8 s
13.4 s
15.2 s
18.3 s
Top speed
292 km/h
181 mph
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
Likely limited
273 km/h
170 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
Drag race simulation
60 ft
18 m
2.0 s
2.1 s
2.1 s
2.1 s
330 ft
101 m
5.2 s
5.4 s
5.5 s
5.7 s
1/8 mile
201 m
7.7 s
8.0 s
8.2 s
8.6 s
1000 ft
305 m
9.9 s
10.3 s
10.6 s
11.1 s
1/4 mile
402 m
11.7 s
12.2 s
12.6 s
13.2 s
Trap speed
1/4 mile
402 m
199 km/h
124 mph
191 km/h
119 mph
184 km/h
114 mph
174 km/h
108 mph

Power comparison

Bar comparison chart for Power. Higher is better · hp / kW

BMW 6 Series Convertible (F12) 650i (Stage 3) 611 hp has 204 hp more than BMW 6 Series Convertible (F12) 650i 407 hp.

The biggest power difference is between BMW 6 Series Convertible (F12) 650i 407 hp and BMW 6 Series Convertible (F12) 650i (Stage 3) 611 hp: 204 hp (152 kW).

Torque comparison

Bar comparison chart for Torque. Higher is better · Nm / lb-ft

Curb weight comparison

Bar comparison chart for Curb weight. Lower is better · kg / lb

Top speed without limiter comparison

Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph

Chart data table
VehicleValue
BMW6 Series Convertible (F12)650i (Stage 3)611 hp
292 km/h
181 mph
BMW6 Series Convertible (F12)650i (Stage 2)529 hp
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
BMW6 Series Convertible (F12)650i (Stage 1)480 hp
273 km/h
170 mph
BMW6 Series Convertible (F12)650i407 hp
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph

0-100 km/h comparison

Bar comparison chart for 0-100 km/h. Lower is better · seconds

The biggest 0-100 km/h difference is between BMW 6 Series Convertible (F12) 650i (Stage 3) 611 hp and BMW 6 Series Convertible (F12) 650i 407 hp: 1.1 s.

The closest cars by acceleration are BMW 6 Series Convertible (F12) 650i (Stage 2) 529 hp and BMW 6 Series Convertible (F12) 650i (Stage 1) 480 hp, separated by only 0.3 s.

Fuel consumption comparison

Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK

Chart data table
VehicleValue
BMW6 Series Convertible (F12)650i (Stage 3)611 hp
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
BMW6 Series Convertible (F12)650i (Stage 2)529 hp
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
BMW6 Series Convertible (F12)650i (Stage 1)480 hp
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
BMW6 Series Convertible (F12)650i407 hp
10.7 L/100 km
22.0 mpg US
26.4 mpg UK

Power-to-weight comparison

Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t

Chart data table
VehicleValue
BMW6 Series Convertible (F12)650i (Stage 3)611 hp
315 hp/t
235 kW/t
3.2 kg/hp
BMW6 Series Convertible (F12)650i (Stage 2)529 hp
273 hp/t
203 kW/t
3.7 kg/hp
BMW6 Series Convertible (F12)650i (Stage 1)480 hp
248 hp/t
185 kW/t
4.0 kg/hp
BMW6 Series Convertible (F12)650i407 hp
210 hp/t
156 kW/t
4.8 kg/hp

Estimated range comparison

Bar comparison chart for Estimated range. Higher is better · km / mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMW6 Series Convertible (F12)650i (Stage 3)611 hp
611 hp
455 kW
3.9 s
292 km/h
181 mph
BMW6 Series Convertible (F12)650i (Stage 2)529 hp
529 hp
395 kW
4.3 s
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
BMW6 Series Convertible (F12)650i (Stage 1)480 hp
480 hp
358 kW
4.5 s
273 km/h
170 mph
BMW6 Series Convertible (F12)650i407 hp
407 hp
304 kW
5.0 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Chart data table
VehiclePerformance scorePracticality score
BMW6 Series Convertible (F12)650i (Stage 3)611 hp
Power
611 hp
455 kW
0-100 km/h3.9 s
Top speed
292 km/h
181 mph
Doors/seats
2 doors
4 seats
Trunk
300 L
10.6 cu ft
Length
4,894 mm
192.7 in
Height
1,365 mm
53.7 in
BMW6 Series Convertible (F12)650i (Stage 2)529 hp
Power
529 hp
395 kW
0-100 km/h4.3 s
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
Doors/seats
2 doors
4 seats
Trunk
300 L
10.6 cu ft
Length
4,894 mm
192.7 in
Height
1,365 mm
53.7 in
BMW6 Series Convertible (F12)650i (Stage 1)480 hp
Power
480 hp
358 kW
0-100 km/h4.5 s
Top speed
273 km/h
170 mph
Doors/seats
2 doors
4 seats
Trunk
300 L
10.6 cu ft
Length
4,894 mm
192.7 in
Height
1,365 mm
53.7 in
BMW6 Series Convertible (F12)650i407 hp
Power
407 hp
304 kW
0-100 km/h5.0 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
4 seats
Trunk
300 L
10.6 cu ft
Length
4,894 mm
192.7 in
Height
1,365 mm
53.7 in

Performance vs fuel economy

Cars closer to the top-right corner combine stronger performance with better fuel economy scores.

Performance vs fuel economy data table
VehiclePerformance scoreFuel economy score
BMW6 Series Convertible (F12)650i (Stage 3)611 hp
Power
611 hp
455 kW
0-100 km/h3.9 s
Top speed
292 km/h
181 mph
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
BMW6 Series Convertible (F12)650i (Stage 2)529 hp
Power
529 hp
395 kW
0-100 km/h4.3 s
Top speed
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
BMW6 Series Convertible (F12)650i (Stage 1)480 hp
Power
480 hp
358 kW
0-100 km/h4.5 s
Top speed
273 km/h
170 mph
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
BMW6 Series Convertible (F12)650i407 hp
Power
407 hp
304 kW
0-100 km/h5.0 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
10.7 L/100 km
22.0 mpg US
26.4 mpg UK

BMW 6 Series Convertible (F12) 650i (Stage 3) 611 hp is closest to the top-right balance target for performance and fuel economy.

Acceleration vs fuel consumption

Cars closer to the lower-left corner offer a better mix of quick acceleration and low fuel consumption.

Acceleration vs fuel consumption data table
VehicleFuel consumption, L/100 km0-100 km/h, s
BMW6 Series Convertible (F12)650i (Stage 3)611 hp
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
3.9 s
BMW6 Series Convertible (F12)650i (Stage 2)529 hp
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
4.3 s
BMW6 Series Convertible (F12)650i (Stage 1)480 hp
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
4.5 s
BMW6 Series Convertible (F12)650i407 hp
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
5.0 s

Power-to-weight vs fuel consumption

The shaded area favors higher power-to-weight with lower combined fuel consumption.

Power-to-weight vs fuel consumption data table
VehiclePower-to-weight, hp/tFuel consumption, L/100 km
BMW6 Series Convertible (F12)650i (Stage 3)611 hp
315 hp/t
235 kW/t
3.2 kg/hp
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
BMW6 Series Convertible (F12)650i (Stage 2)529 hp
273 hp/t
203 kW/t
3.7 kg/hp
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
BMW6 Series Convertible (F12)650i (Stage 1)480 hp
248 hp/t
185 kW/t
4.0 kg/hp
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
BMW6 Series Convertible (F12)650i407 hp
210 hp/t
156 kW/t
4.8 kg/hp
10.7 L/100 km
22.0 mpg US
26.4 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMW6 Series Convertible (F12)650i (Stage 3)611 hpBMW6 Series Convertible (F12)650i (Stage 2)529 hpBMW6 Series Convertible (F12)650i (Stage 1)480 hpBMW6 Series Convertible (F12)650i407 hp
Power
611 hp
455 kW
529 hp
395 kW
480 hp
358 kW
407 hp
304 kW
Torque
930 Nm
686 lb-ft
810 Nm
597 lb-ft
732 Nm
540 lb-ft
600 Nm
443 lb-ft
Acceleration
3.9 s
4.3 s
4.5 s
5.0 s
Top speed
292 km/h
181 mph
Unrestricted
290 km/h180 mph
Restricted
280 km/h174 mph
273 km/h
170 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,940 kg
4,277 lb
1,940 kg
4,277 lb
1,940 kg
4,277 lb
1,940 kg
4,277 lb
Fuel consumption
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
10.7 L/100 km
22.0 mpg US
26.4 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
300 L
10.6 cu ft
Length
4,894 mm
192.7 in
Height
1,365 mm
53.7 in
Doors/seats
2 doors
4 seats
Trunk
300 L
10.6 cu ft
Length
4,894 mm
192.7 in
Height
1,365 mm
53.7 in
Doors/seats
2 doors
4 seats
Trunk
300 L
10.6 cu ft
Length
4,894 mm
192.7 in
Height
1,365 mm
53.7 in
Doors/seats
2 doors
4 seats
Trunk
300 L
10.6 cu ft
Length
4,894 mm
192.7 in
Height
1,365 mm
53.7 in
Range score
654 km
407 mi
654 km
407 mi
654 km
407 mi
654 km
407 mi
CO2 score
249 g/km
249 g/km
249 g/km
249 g/km
Trunk score
300 L
10.6 cu ft
300 L
10.6 cu ft
300 L
10.6 cu ft
300 L
10.6 cu ft
Power-to-weight score
315 hp/t
235 kW/t
3.2 kg/hp
273 hp/t
203 kW/t
3.7 kg/hp
248 hp/t
185 kW/t
4.0 kg/hp
210 hp/t
156 kW/t
4.8 kg/hp
Overall
Fixed score
Fixed score
Fixed score
Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Enter the fuel price in your local currency, for example €/L, $/gal, £/L or any other local currency.

LC = Local Currency

Fuel cost and annual usage
VehicleBMW 6 Series Convertible (F12) 650i (Stage 3) 611 hpBMW 6 Series Convertible (F12) 650i (Stage 2) 529 hpBMW 6 Series Convertible (F12) 650i (Stage 1) 480 hpBMW 6 Series Convertible (F12) 650i 407 hp
Consumption10.7 L/100 km22 mpg US26.4 mpg UK10.7 L/100 km22 mpg US26.4 mpg UK10.7 L/100 km22 mpg US26.4 mpg UK10.7 L/100 km22 mpg US26.4 mpg UK
Cost / 100 km18.72 LC100 km18.72 LC100 km18.72 LC100 km18.72 LC100 km
Cost / 100 mi30.13 LC100 mi30.13 LC100 mi30.13 LC100 mi30.13 LC100 mi
Annual fuel used1,605 L424 US gal353 UK gal1,605 L424 US gal353 UK gal1,605 L424 US gal353 UK gal1,605 L424 US gal353 UK gal
Annual fuel cost2,809 LC/year2,809 LC/year2,809 LC/year2,809 LC/year

Head-to-head comparisons

BMW 6 Series Convertible (F12) 650i (Stage 3) 611 hp

  • Has 81 hp more
  • Has 120 Nm more
  • Is 0.4 s quicker from 0-100 km/h
  • Has 2 km/h (1 mph) higher top speed
  • Has 42 hp/t better power-to-weight

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • Best estimated range
  • Largest trunk

Cons

  • Highest CO2 emissions

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Popular comparisons

BMW 6 Series Convertible (F12) 650i · Stage 3 vs BMW 6 Series Convertible (F12) 650i · Stage 2 vs BMW 6 Series Convertible (F12) 650i · Stage 1 vs BMW 6 Series Convertible (F12) 650i - car comparison - FastVsFaster